Filings by year

H04N 2201/3271: granted patents and published applications per publication year
YearGranted patentsPublished applications
197720
197800
197900
198000
198120
198210
198330
198410
198510
198620
198740
198800
198950
199080
199140
1992120
199380
1994180
1995200
1996210
1997160
1998490
1999200
2000220
20012121
20024286
200360104
20046174
200547109
20068084
200764126
200864126
200977106
20108192
201111373
201210343
20137837
20145833
20154336
20163723
20172118
2018169
2019147
202073
202154
202234
202357
2024810
202563
202625

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents